Pen



FIG. 1 is a perspective view of a pen.

FIG. 2 is a front view of FIG. 1.

FIG. 3 is a right side elevation view of FIG. 1.

FIG. 4 is a rear elevation view of FIG. 1.

FIG. 5 is a top plan view of FIG. 1.

FIG. 6 is a bottom plan view of FIG. 1; and,

FIG. 7 shows the detailed view of FIG. 2.

The unclaimed broken lines in FIGS. 1, 2, 3, 4, 6, and 7, are included to show portions that form no part of the claimed design. 

CLAIM The ornamental design for a pen, as shown and described. 